Home / 692,823.68-1,039,118.40-194,072.96

Finding the Fourth Proportional to 692,823.68, 1,039,118.40 and 194,072.96

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Solution

The fourth proportional to 692,823.68, 1,039,118.40 and 194,072.96 is: 291,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,823.68 : 1,039,118.40 = 194,072.96 : x
  2. Step 2: Convert to fraction form
    692,823.68/1,039,118.40 = 194,072.96/x
  3. Step 3: Cross multiply
    692,823.68x = 1,039,118.40 × 194,072.96
  4. Step 4: Simplify right side
    692,823.68x = 201,664,783,678.46
  5. Step 5: Solve for x
    x = 201,664,783,678.46/692,823.68
  6. Step 6: Final answer
    x = 291,076.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.